The loneliness of the long-distance robot: A Cornell University robot named Ranger walked 14.3 miles in about 11 hours, setting an unofficial world record at Cornell's Barton Hall early on July 6. A human -- armed with nothing more than a standard remote

When you delve into the history of vertebrates in general and ourselves in particular, one realizes that many traits we take pride in, the body parts and behaviors we exalt as hallmarks of our humanity, were really invented by fish. Fascinating read!